:root{--bg: #0e1116;--panel: #161b22;--panel2: #1c232c;--line: #2a323d;--text: #e6edf3;--dim: #8b98a5;--accent: #58a6ff;--ok: #3fb950;--warn: #d29922;--err: #f85149}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 system-ui,-apple-system,Segoe UI,Noto Sans JP,sans-serif}header{padding:18px 24px 10px;border-bottom:1px solid var(--line)}h1{margin:0;font-size:19px;letter-spacing:.02em}.sub{margin:4px 0 8px;color:var(--dim);font-size:12.5px}.badge{display:inline-block;font-size:11.5px;padding:2px 8px;border-radius:999px;border:1px solid var(--line);color:var(--dim)}.badge[data-device=webgpu]{color:var(--ok);border-color:#23543a}main{display:grid;grid-template-columns:minmax(340px,420px) 1fr;gap:16px;padding:16px 24px 40px;align-items:start}@media(max-width:900px){main{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px 18px}h2{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--dim);margin:18px 0 8px}h2:first-child{margin-top:0}.drop{border:1.5px dashed var(--line);border-radius:8px;padding:22px 14px;text-align:center;cursor:pointer;transition:.15s}.drop:hover,.drop.over{border-color:var(--accent);background:#12203a}.drop p{margin:2px 0}.small{font-size:11.5px;color:var(--dim)}.info{margin:8px 0;font-size:12px;color:var(--dim);word-break:break-all}textarea{width:100%;height:190px;resize:vertical;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:10px;font:13px/1.5 ui-monospace,SFMono-Regular,Noto Sans JP,monospace}input[type=text],input:not([type]),select{background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:6px;padding:6px 8px;font:inherit;min-width:0}input[type=range]{accent-color:var(--accent);vertical-align:middle}label{display:block;font-size:12px;color:var(--dim)}label select{display:block;width:100%;margin-top:3px}.check{display:flex;align-items:center;gap:6px;margin:10px 0}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.grid2>.wide{grid-column:1 / -1}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:10px 0}.row.spread{justify-content:space-between}button{font:inherit;border-radius:7px;padding:7px 13px;cursor:pointer;border:1px solid var(--line);background:var(--panel2);color:var(--text)}button.primary{background:var(--accent);border-color:var(--accent);color:#04121f;font-weight:600}button:disabled{opacity:.45;cursor:not-allowed}button.ghost:hover:not(:disabled){border-color:var(--accent)}.status{font-size:12.5px;color:var(--dim);min-height:1.6em;word-break:break-word}.status[data-kind=ok]{color:var(--ok)}.status[data-kind=warn]{color:var(--warn)}.status[data-kind=err]{color:var(--err)}.progress{height:5px;background:var(--panel2);border-radius:999px;overflow:hidden;margin-top:6px}#progressBar{height:100%;width:0;background:var(--accent);transition:width .2s}audio{width:100%;margin-top:4px}.empty{color:var(--dim);text-align:center;padding:60px 10px}.stats{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--dim);padding-bottom:8px;border-bottom:1px solid var(--line)}.stats b{color:var(--text)}.lyrics{margin:12px 0;padding:10px 4px;max-height:52vh;overflow-y:auto;font-size:17px;line-height:2}.line{padding:1px 8px;border-radius:6px;color:var(--dim);transition:background .12s,color .12s}.line.active{color:var(--text);background:#12203a}.line.meta{font-size:12px;letter-spacing:.06em;color:#6b7a89;margin-top:10px}.word{cursor:pointer;border-radius:4px;padding:1px}.word:hover{background:#24304a}.word.sung{color:var(--accent);background:#58a6ff1f}.word.loose{color:#6b7a89;border-bottom:1px dotted #6b7a89}.word.edited{outline:1px solid var(--warn)}.word.selected{outline:1px solid var(--accent)}.asrpanel{margin:10px 0;border:1px solid var(--line);border-radius:8px;padding:6px 10px;background:#12161d}.asrpanel summary{cursor:pointer;font-size:12px;color:var(--dim)}.dgrid{display:grid;grid-template-columns:1fr auto;gap:3px 12px;margin:10px 0 6px;font-size:12.5px;color:var(--dim)}.dgrid b.good{color:var(--ok)}.dgrid b.bad{color:var(--err)}.hints{margin:6px 0;padding-left:18px;color:var(--warn);font-size:12.5px}.hints li{margin:2px 0}.asrtext{max-height:220px;overflow:auto;background:#0c1015;border:1px solid var(--line);border-radius:6px;padding:8px 10px;font:12px/1.5 ui-monospace,monospace;white-space:pre-wrap;color:#b9c5d1}.line.filtered-out{display:none}.line.needs-check{box-shadow:inset 2px 0 0 var(--warn);padding-left:12px}details.usage{margin:10px 0 0;border:1px solid var(--line);border-radius:8px;background:#12161d;font-size:12.5px}details.usage>summary{cursor:pointer;padding:7px 10px;color:var(--dim);user-select:none}details.usage>summary:hover{color:var(--text)}.usage-body{padding:2px 10px 10px}.usage-body p{margin:6px 0}.usage-body dl{margin:8px 0 0}.usage-body dt{color:var(--accent);font-size:11.5px;margin-top:8px}.usage-body dd{margin:2px 0 0;color:var(--dim);line-height:1.65}.usage-body dd b{color:var(--text)}.usage-body code{background:var(--panel2);padding:0 4px;border-radius:4px;color:var(--text)}